stability

Hi All, been restoring a Sony PS-X6 and X7. Did full recap and mechanical rebuild with new grease. They run beautifully, mechanically. There is a catch however. The X-7 has a wow2sigma flutter of 0.01, superb. The X6 has a wow2sigma flutter of 0.1, not great. So i want to adjust the hall gain...

Hey all, I have a weird issue that's come up twice now, both Sansui solid state receivers, both the same kind of issue, low frequency oscillation. First - I have a Solid State 3500. The outputs are original - as are all pre-drivers/tx on both amp boards. Bias adjusts fine on both channels...

First of all: I’m extremely detail-oriented and tend to obsess over my turntable. While closely observing the platter on my deck, I’ve noticed a slight oscillation in the strobe dots. It’s almost imperceptible and I don’t hear anything unusual in the sound. It might be due to wear on the...

Hi, I have standard VTI BL404 rack and would like to make it more sturdy against footfalls. Are there any VTI BL404 owners out there with Wire Net for BL404 actually being screwed on to the back of BL404 shelves ? There are 2 threaded holes on the back of each metal shelf but it looks the Wire...

Bear with me, no laughter please. ;-). My summer goal is to teach myself to tune my amps. I just got my GW Instek GOS-620 scope and Koolertron portable function generator. I set up my breadboarded Williamson amplifier with Heyboer's Peerless S-265-Q reproductions, using the 8 ohm taps with an...